Timothy Zachary Brock, M.D.
NPI 1679772297ActiveIndividual· Surgery· Hiram, GA
Surgery (M.D.) with Wellstar Medical Group LLC, practicing in Hiram, Georgia. 139 Medicare patients in 2024, $54,940 paid; nearly all of their 156 Part D prescriptions were generic (99%). Agiliti Surgical, Inc. was the largest of 3 companies reporting payments in 2025, $51.81 in all, mostly food and beverage. Lists Wellstar Cobb Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1679772297 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 13, 2007 |
| Last updated in NPPES | Dec 10, 2019 |
| Certified by provider | Dec 10, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 69551 | GA |
| Surgery | 208600000X | LL30096 | SC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - General Surgery (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 139 |
|---|---|
| Services billed | 272 across 37 procedure codes |
| Paid by Medicare | $54,940 |
Part D prescriptions in 2024
| Prescriptions (claims) | 156 · 156 30-day fills |
|---|---|
| Patients | 93 |
| Total drug cost | $1,776 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | General Surgery |
Medical group
- Wellstar Medical Group LLCMarietta, GA · 3,093 clinicians
Hospital affiliations
- Wellstar Cobb Medical CenterAustell, GA
- Wellstar Paulding Medical CenterHiram, GA
Industry payments (Open Payments)
- 2025$51.81 · 3 payments from 3 companies
- 2024$76.77 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Agiliti Surgical, Inc. | $22.11 | 1 |
| Smith+nephew, Inc. | $18.44 | 1 |
| Intuitive Surgical, Inc. | $11.26 | 1 |
What the 2025 payments were for
- Food and Beverage$51.81 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Surgery providers in Hiram
- 1104871201
- 1013196492